| Singles | |
|---|---|
| 2004 Challenge Bell | |
| Champion |  Martina Suchá |
| Runner-up |  Abigail Spears |
| Score | 7–5, 3–6, 6–2 |
| Draw | 30 |
| Seeds | 8 |
Maria Sharapova was the defending champion, but decided not to participate this year.
Martina Suchá won the title, defeating Abigail Spears 7–5, 3–6, 6–2 in the final.
Mary Pierce (quarterfinals) Daniela Hantuchová (second round) Mashona Washington (first round) Jill Craybas (second round)
Tamarine Tanasugarn (second round)
Claudine Schaul (second round) Laura Granville (second round)
Samantha Stosur (first round)| Semifinals | Final | ||||||||||||
 Alina Jidkova | 64 | 6 | 64 | ||||||||||
| Q | Abigail Spears | 77 | 4 | 77 | |||||||||
| Q | Abigail Spears | 5 | 6 | 2 | |||||||||
| Martina Suchá | 7 | 3 | 6 | ||||||||||
| Martina Suchá | 77 | 5 | 78 | ||||||||||
 María Emilia Salerni | 63 | 7 | 66 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | M Pierce | 6 | 6 | ||||||||||||||||||||||||
| M Díaz Oliva | 6 | 6 | M Díaz Oliva | 3 | 4 | ||||||||||||||||||||||
| Q | E Vesnina | 3 | 2 | 1 | M Pierce | 4 | 68 | ||||||||||||||||||||
 T Obziler | 1 | 2 | A Jidkova | 6 | 710 | ||||||||||||||||||||||
 S Dubois | 6 | 6 | S Dubois | 6 | 66 | 65 | |||||||||||||||||||||
| A Jidkova | 77 | 6 | A Jidkova | 3 | 78 | 77 | |||||||||||||||||||||
| 8 | S Stosur | 62 | 3 | A Jidkova | 64 | 6 | 64 | ||||||||||||||||||||
| 4 | J Craybas | 62 | 6 | 77 | Q | A Spears | 77 | 4 | 77 | ||||||||||||||||||
| M Irvin | 77 | 2 | 62 | 4 | J Craybas | 1 | 2 | ||||||||||||||||||||
| L Lee-Waters | 5 | 3 | Q | A Spears | 6 | 6 | |||||||||||||||||||||
| Q | A Spears | 7 | 6 | Q | A Spears | 6 | 77 | ||||||||||||||||||||
| Ľ Kurhajcová | 77 | 5 | 6 | Ľ Kurhajcová | 4 | 64 | |||||||||||||||||||||
 A Kapros | 62 | 7 | 3 | Ľ Kurhajcová | 7 | 7 | |||||||||||||||||||||
 S Kleinová | 3 | 2 | 5 | T Tanasugarn | 5 | 5 | |||||||||||||||||||||
| 5 | T Tanasugarn | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | C Schaul | 6 | 78 | ||||||||||||||||||||||||
 A Barna | 2 | 66 | 6 | C Schaul | 3 | 0 | |||||||||||||||||||||
| WC | M Marois | 0 | 5 | M Suchá | 6 | 6 | |||||||||||||||||||||
| M Suchá | 6 | 7 | M Suchá | 6 | 4 | 6 | |||||||||||||||||||||
| WC | M-È Pelletier | 1 | 4 | Q |  S Karatantcheva | 1 | 6 | 4 | |||||||||||||||||||
| S Perry | 6 | 6 | S Perry | 2 | 3 | ||||||||||||||||||||||
| Q | S Karatantcheva | 6 | 6 | Q | S Karatantcheva | 6 | 6 | ||||||||||||||||||||
| 3 | M Washington | 0 | 2 | M Suchá | 77 | 5 | 78 | ||||||||||||||||||||
| 7 | L Granville | 6 | 6 | ME Salerni | 63 | 7 | 66 | ||||||||||||||||||||
| C Pin | 1 | 1 | 7 | L Granville | 60 | 5 | |||||||||||||||||||||
| ME Salerni | 6 | 77 | ME Salerni | 77 | 7 | ||||||||||||||||||||||
| J Hopkins | 2 | 63 | ME Salerni | 6 | 6 | ||||||||||||||||||||||
| S Foretz | 4 | 77 | 62 | Q | M Gloria | 4 | 0 | ||||||||||||||||||||
| Q | M Gloria | 6 | 65 | 77 | Q | M Gloria | 6 | 2 | 6 | ||||||||||||||||||
| 2 | D Hantuchová | 3 | 6 | 1 | |||||||||||||||||||||||
The 1999 ASB Classic singles was the singles event of the fourteenth edition of the ASB Classic; a WTA Tier IV tournament and the most prestigious women's tennis tournament held in New Zealand. Dominique Van Roost was the defending champion but lost in the final 6–4, 6–1 against Julie Halard-Decugis.
The 1999 ANZ Tasmanian International singles was the singles event of the sixth edition of the ANZ Tasmanian International. Patty Schnyder was the defending champion but did not compete that year.
The 1999 Nokia Cup was a WTA Tier IV tournament held in Prostějov, Czech Republic, and the only edition of the Nokia Cup. Slovak Henrieta Nagyová won in the final 7–6(7–2), 6–4 against Silvia Farina.
The 1999 IGA SuperThrift Classic singles was the singles event of the fourteenth edition of the IGA SuperThrift Classic; a WTA Tier III tournament held in Oklahoma City, United States. First-seded Venus Williams was the defending champion and won in the final 6–4, 6–0 against third-seeded Amanda Coetzer.
The 1999 Open Gaz de France singles was the singles event of the seventh edition of the Open GDF Suez; a WTA Tier II tournament held in Paris, France. Mary Pierce was the defending champion but did not compete that year.
The 1999 Estoril Open women's singles was the singles event of the first edition of the WTA Tour Estoril Open; a WTA Tier IV tournament and the most prestigious women's tennis tournament held in Portugal. This tournament was part of the ITF Circuit last year, and it was won by Barbara Schwartz. Schwartz was eliminated in the second round of this year's event.
The 1999 Westel 900 Budapest Open singles was the singles event of the second edition of the Budapest Grand Prix; a WTA Tier IV tournament and the most prestigious women's tennis tournament held in Hungary. Virginia Ruano Pascual was the defending champion but lost in the first round to Amanda Hopmans.
Sjeng Schalken was the defending champion but lost in the first round to Taylor Dent.
Paul-Henri Mathieu was the defending champion but lost in the semifinals to Taylor Dent.
Roger Federer was the defending champion and won in the final 6–3, 6–3, 6–3 against Carlos Moyá.
Nathalie Tauziat defeated Barbara Schett in the final, 2–6, 6–4, 6–1 to win the women's singles tennis title at the 1999 Kremlin Cup.
Anastasia Myskina was the defending champion, but chose not to participate that year.
Rafael Nadal defeated the defending champion Roger Federer in the final, 2–6, 6–4, 6–4 to win the men's singles tennis title at the 2006 Dubai Tennis Championships.
There was no defending champion, due to the cancellation of the semifinals in 1998 due to rain.
Roger Federer was the defending champion, but was forced to withdraw from the tournament before the semifinals because of a back injury. Following Federer's withdrawal, Stefan Edberg and Jo-Wilfried Tsonga played a one set exhibition match to make up the evening session.
The 1999 Internationaux de Strasbourg singles was the singles event of the thirteenth edition of the Internationaux de Strasbourg, a WTA Tier III tournament held in Strasbourg, France and part of the European clay court season. Irina Spîrlea was the champion from the previous year's edition of this tournament, but she did not partake in defence.
Marion Bartoli was the defending champion, but lost in the second round against Émilie Loit.
Serena Williams defeated Maria Sharapova in the final, 4–6, 6–3, 6–0 to win the women's singles tennis title at the 2013 Miami Open. It was her record sixth Miami Open title, and Sharapova's fifth runner-up finish without winning the title.
The 1999 Sanex Trophy singles was the singles event of the first edition of the Sanex Trophy; a WTA Tier IV tournament and one of the most prestigious women's tennis tournament held in Belgium.
The 1999 Sparkassen Cup singles was the tennis singles event of the tenth edition of the Sparkassen Cup; a WTA Tier II tournament held in Leipzig, Germany. Steffi Graf was the defending champion but retired after Wimbledon earlier in the year.